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/********************************************************************\
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  Name:         rb.h
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  Created by:   Stefan Ritt
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  Contents:     Function declarations and constants for ring buffer
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                routines
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  $Id: rb.h 17217 2011-02-25 15:31:29Z ritt $
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\********************************************************************/
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#define RB_SUCCESS         1
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#define RB_NO_MEMORY       2
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#define RB_INVALID_PARAM   3
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#define RB_INVALID_HANDLE  4
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#define RB_TIMEOUT         5
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#define POINTER_T unsigned int
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int rb_set_nonblocking();
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int rb_create(int size, int max_event_size, int *ring_buffer_handle);
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int rb_delete(int ring_buffer_handle);
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int rb_get_wp(int handle, void **p, int millisec);
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int rb_increment_wp(int handle, int size);
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int rb_get_rp(int handle, void **p, int millisec);
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int rb_increment_rp(int handle, int size);
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int rb_get_buffer_level(int handle, int * n_bytes);